static int s3c_pm_enter(suspend_state_t state)
{
#ifndef USE_DMA_ALLOC
static unsigned long regs_save[16];
#endif /* !USE_DMA_ALLOC */
unsigned int tmp,audiodomain_On;
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
s3c_irqwake_intmask = 0xFFFD; // rtc_alarm
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
/* store the physical address of the register recovery block */
#ifndef USE_DMA_ALLOC
s3c_sleep_save_phys = virt_to_phys(regs_save);
#else
__raw_writel(phy_regs_save, S5P_INFORM2);
#endif /* !USE_DMA_ALLOC */
/* set flag for sleep mode idle2 flag is also reserved */
__raw_writel(SLEEP_MODE, S5P_INFORM1);
S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
s3c_config_sleep_gpio();
/* set the irq configuration for wake */
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
/*Set EINT as wake up source*/
#if defined(CONFIG_OPTICAL_GP2A)
if(gp2a_get_proximity_enable())
{
s3c_pm_set_eint(2, 0x4); // Proximity
}
#endif
s3c_pm_set_eint( 6, 0x4); // det_3.5
s3c_pm_set_eint( 7, 0x2); // pmic
s3c_pm_set_eint(11, 0x2); // onedram
s3c_pm_set_eint(20, 0x3); // wifi
s3c_pm_set_eint(21, 0x4); // bt
s3c_pm_set_eint(22, 0x2); // power key
s3c_pm_set_eint(23, 0x2); // microusb
s3c_pm_set_eint(25, 0x4); // volume down
s3c_pm_set_eint(26, 0x4); // volume up
s3c_pm_set_eint(28, 0x4); // T_FLASH_DETECT
s3c_pm_set_eint(29, 0x4); // ok key
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s3c_pm_set_eint(30, 0x4); //sendend
}
else
{
s3c_pm_clear_eint(30);
}
//s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
__raw_writel(s3c_irqwake_intmask, S5P_WAKEUP_MASK); //0xFFDD:key, RTC_ALARM
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
__raw_writel(tmp, S5P_WAKEUP_STAT);
//s3c_config_sleep_gpio();
// Enable PS_HOLD pin to avoid reset failure */
__raw_writel((0x5 << 12 | 0x1<<9 | 0x1<<8 | 0x1<<0),S5P_PSHOLD_CONTROL);
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
s3c_cpu_save(regs_save);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
/* restore the system state */
s3c_pm_restore_core();
/*Reset the uart registers*/
__raw_writel(0x0, S3C24XX_VA_UART3+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART2+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART1+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART0+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTP);
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
tmp = readl(S5P_NORMAL_CFG);
if(!(tmp & S5PC110_POWER_DOMAIN_AUDIO)) {
tmp = tmp | S5PC110_POWER_DOMAIN_AUDIO;
writel(tmp , S5P_NORMAL_CFG);
audiodomain_On = 1;
} else {
audiodomain_On = 0;
}
/* enable gpio, uart, mmc */
tmp = __raw_readl(S5P_OTHERS);
tmp |= (1<<31) | (1<<30) | (1<<28) | (1<<29);
__raw_writel(tmp, S5P_OTHERS);
tmp = readl(S5P_NORMAL_CFG);
if (audiodomain_On) {
tmp = tmp & ~S5PC110_POWER_DOMAIN_AUDIO;
writel(tmp , S5P_NORMAL_CFG);
}
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
//printk("\nS5P_WAKEUP_STAT=%x\n",tmp);
__raw_writel(tmp, S5P_WAKEUP_STAT);
printk("wakeup source is 0x%x \n", tmp);
printk(" EXT_INT_0_PEND %x \n", __raw_readl(S5PV210_EINTPEND(0)));
printk(" EXT_INT_1_PEND %x \n", __raw_readl(S5PV210_EINTPEND(1)));
printk(" EXT_INT_2_PEND %x \n", __raw_readl(S5PV210_EINTPEND(2)));
printk(" EXT_INT_3_PEND %x \n", __raw_readl(S5PV210_EINTPEND(3)));
s3c_pm_clear_eint(21);
// s3c_pm_clear_eint(22); // to be cleared later
/* check what irq (if any) restored the system */
s3c_pm_debug_init();
s3c_pm_arch_show_resume_irqs();
#if defined(CONFIG_MACH_S5PC110_P1)
// Set wakeup stat
s3c_pm_set_wakeup_stat();
#endif // CONFIG_MACH_S5PC110_P1
//printk("Int pending register before =%d\n",readl(S5PV210_EINTPEND(eint_pend_reg(22))));
//printk("Int pending register after =%d\n",readl(S5PV210_EINTPEND(eint_pend_reg(22))));
//S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
//printk("%s: post sleep, preparing to return\n", __func__);
/* LEDs should now be 1110 */
//s3c_pm_debug_smdkled(1 << 1, 0);
s3c_pm_check_restore();
//mdelay(500);
/* ok, let's return from sleep */
printk(KERN_ERR "\n%s:%d\n", __func__, __LINE__);
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}
static int s5pc11x_pm_enter(suspend_state_t state)
{
unsigned long regs_save[16];
unsigned int tmp;
#ifdef CONFIG_HAS_WAKELOCK
//wake_unlock(&pm_wake_lock);
#endif
/* ensure the debug is initialised (if enabled) */
DBG("s5pc11x_pm_enter(%d)\n", state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR PFX "error: no cpu sleep functions set\n");
return -EINVAL;
}
#ifdef CONFIG_CPU_FREQ
s5pc110_pm_target(BOOT_ARM_CLK);
#endif
/* store the physical address of the register recovery block */
s5pc110_sleep_save_phys = virt_to_phys(regs_save);
DBG("s5pc11x_sleep_save_phys=0x%08lx\n", s5pc110_sleep_save_phys);
s5pc11x_pm_do_save(gpio_save, ARRAY_SIZE(gpio_save));
#ifdef S5PC11X_ALIVEGPIO_STORE
s5pc11x_pm_do_save(gpio_save_alive, ARRAY_SIZE(gpio_save_alive));
#endif
s5pc11x_pm_do_save(irq_save, ARRAY_SIZE(irq_save));
s5pc11x_pm_do_save(core_save, ARRAY_SIZE(core_save));
s5pc11x_pm_do_save(sromc_save, ARRAY_SIZE(sromc_save));
s5pc11x_pm_do_save(uart_save, ARRAY_SIZE(uart_save));
/* ensure INF_REG0 has the resume address */
__raw_writel(virt_to_phys(s5pc110_cpu_resume), S5P_INFORM0);
/* call cpu specific preperation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
#if 0 // To preserve 24MHz clock.
/* USB & OSC Clock pad Enable */
tmp = __raw_readl(S5P_SLEEP_CFG);
//tmp |= (S5P_SLEEP_CFG_OSC_EN | S5P_SLEEP_CFG_USBOSC_EN);
tmp &= ~(S5P_SLEEP_CFG_OSC_EN | S5P_SLEEP_CFG_USBOSC_EN);
__raw_writel(tmp , S5P_SLEEP_CFG);
#endif
__raw_writel(0xffffffff , S5P_EINT_WAKEUP_MASK);
/* Power mode Config setting */
tmp = __raw_readl(S5P_PWR_CFG);
tmp &= S5P_CFG_WFI_CLEAN;
tmp |= S5P_CFG_WFI_SLEEP;
__raw_writel(tmp,S5P_PWR_CFG);
if (!hw_version_check()) {
/* Set wakeup mask regsiter */
__raw_writel(0xFFED, S5P_WAKEUP_MASK);
} else {
__raw_writel(0xFFFD, S5P_WAKEUP_MASK); //0xFFFD:, RTC_ALARM
// __raw_writel(0xFFDD, S5P_WAKEUP_MASK); //0xFFDD:key, RTC_ALARM
}
__raw_writel(0xffffffff, S5PC110_VIC0REG(VIC_INT_ENABLE_CLEAR));
__raw_writel(0xffffffff, S5PC110_VIC1REG(VIC_INT_ENABLE_CLEAR));
__raw_writel(0xffffffff, S5PC110_VIC2REG(VIC_INT_ENABLE_CLEAR));
__raw_writel(0xffffffff, S5PC110_VIC3REG(VIC_INT_ENABLE_CLEAR));
__raw_writel(0xffffffff, S5PC110_VIC0REG(VIC_INT_SOFT_CLEAR));
__raw_writel(0xffffffff, S5PC110_VIC1REG(VIC_INT_SOFT_CLEAR));
__raw_writel(0xffffffff, S5PC110_VIC2REG(VIC_INT_SOFT_CLEAR));
__raw_writel(0xffffffff, S5PC110_VIC3REG(VIC_INT_SOFT_CLEAR));
/* SYSC INT Disable */
tmp = __raw_readl(S5P_OTHERS);
tmp |= (S5P_OTHER_SYSC_INTOFF);
__raw_writel(tmp,S5P_OTHERS);
/* Clear WAKEUP_STAT register for next wakeup */
tmp = __raw_readl(S5P_WAKEUP_STAT);
__raw_writel(tmp, S5P_WAKEUP_STAT);
/* Wake up source setting */
//s5pc11x_pm_configure_extint();
// key pad direction control for evt0
//s5pc11x_set_keypad_sleep_gpio();
/*Set EINT 22 as wake up source*/
//hojun_kim 100526 [
if(system_rev >= 0x08)
{
s5pc11x_pm_set_eint(5, 0x4); //Hall SW
}
//hojun_kim ]
s5pc11x_pm_set_eint(11, 0x2);
s5pc11x_pm_set_eint(22, 0x2);
// s5pc11x_pm_set_eint(21, 0x4);
s5pc11x_pm_set_eint(7, 0x02); //PMIC
s5pc11x_pm_set_eint(6, 0x4); //det_3.5
s5pc11x_pm_set_eint(30, 0x4); //suik_Fix //short_sendend pin
s5pc11x_pm_set_eint(4, 0x4);
if(system_rev >= 0x08) //seonha
{
s5pc11x_pm_set_eint(2, 0x4); //suik_Fix //open_sendend pin
}
if(gp2a_get_proximity_enable())
{
if(system_rev >= 0x0A) //jihyon.82.kim for victory rev 10
{
s5pc11x_pm_set_eint(1, 0x4);
}
}
s5pc11x_pm_set_eint(3, 0x3);//WiFi SecFeature.Victory
s5pc11x_pm_set_eint(23, 0x2);//microusb.. 20100517_inchul
//gpio key
// if(HWREV >= 0xB)
// {
s5pc11x_pm_set_eint(24, 0x4);
s5pc11x_pm_set_eint(25, 0x4);
// }
if (!hw_version_check()) {
/*Set keypad as EINT for EVT0 wake up workaround*/
s5pc11x_pm_set_eint(24, 0x2);
s5pc11x_pm_set_eint(25, 0x2);
s5pc11x_pm_set_eint(26, 0x2);
s5pc11x_pm_set_eint(27, 0x2);
/*Column pull down enabled*/
tmp = readl(S5PC11X_GPH2PUD);
tmp &= ~(0xFF);
tmp |= 0x55;
writel(tmp, S5PC11X_GPH2PUD);
}
#if 1 //cky 20100416 WiMAX ext-interrupt
if (gpio_get_value(GPIO_WIMAX_EN))
{
DBG("WIMAX POWER ON!! Set WIMAX_INT as Ext-Int.\n");
s5pc11x_pm_set_eint(14, 0x0); // WIMAX_INT: GPH1(6); LOW LEVEL DETECT
}
#endif
s3c_config_sleep_gpio();
s3c_gpio_slp_cfgpin(S5PC11X_MP03(3), S3C_GPIO_SLP_OUT0);
s3c_gpio_slp_setpull_updown(S5PC11X_MP03(3), S3C_GPIO_SLP_OUT0);
#if 0
tmp = __raw_readl(S5P_OTHERS);
tmp &= ~(3 << 8);
tmp |= (3 << 8);
__raw_writel(tmp, S5P_OTHERS);
__raw_writel(0,S5P_MIE_CONTROL);
__raw_writel(0,S5P_HDMI_CONTROL);
__raw_writel(0,S5P_USB_PHY_CONTROL);
__raw_writel(0,S5P_DAC_CONTROL);
__raw_writel(0,S5P_MIPI_PHY_CONTROL);
__raw_writel(0,S5P_ADC_CONTROL);
__raw_writel(0,S5P_PSHOLD_CONTROL);
#endif
#if (!(defined CONFIG_ARIES_VER_B0) && !(defined CONFIG_ARIES_VER_B4) && !(defined CONFIG_ARIES_VER_B5))
// Enable PS_HOLD pin to avoid reset failure */
__raw_writel((0x5 << 12 | 0x1<<9 | 0x1<<8 | 0x1<<0),S5P_PSHOLD_CONTROL);
#endif
/* s5pc11x_cpu_save will also act as our return point from when
* we resume as it saves its own register state, so use the return
* code to differentiate return from save and return from sleep */
if (s5pc110_cpu_save(regs_save) == 0) {
flush_cache_all();
if (!hw_version_check()) {
/* This function for Chip bug on EVT0 */
tmp = __raw_readl(S5P_EINT_WAKEUP_MASK + 4); //PWR_MODE
tmp |= (1 << 2);
__raw_writel(tmp , S5P_EINT_WAKEUP_MASK + 4);
// end mod
}
pm_cpu_sleep();
}
/* restore the cpu state */
cpu_init();
#ifdef __DEBUG_PRINT_EINT_WAKEUP_STATUS
int eintcon[4],eintmask[4],eintpend[4];
int eint_wakeup_mask;
int i;
for(i=0; i<4; i++) {
eint_wakeup_mask = readl(S5P_EINT_WAKEUP_MASK);
eintcon[i] = __raw_readl(S5PC11X_EINTCON(i));
eintmask[i] = __raw_readl(S5PC11X_EINTMASK(i));
eintpend[i] = __raw_readl(S5PC11X_EINTPEND(i));
}
#endif
s5pc11x_pm_do_restore(gpio_save, ARRAY_SIZE(gpio_save));
#ifdef S5PC11X_ALIVEGPIO_STORE
s5pc11x_pm_do_restore_alive(gpio_save_alive, ARRAY_SIZE(gpio_save_alive));
#endif
s5pc11x_pm_do_restore(irq_save, ARRAY_SIZE(irq_save));
__raw_writel(0x0, S3C24XX_VA_UART2+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTP);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTM);
/* Temporary workaround to protect lockup by UART - 20100316 */
__raw_writel(0x0, S3C24XX_VA_UART3+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART2+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART1+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART0+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTP);
s5pc11x_pm_do_restore(uart_save, ARRAY_SIZE(uart_save));
s5pc11x_pm_do_restore(core_save, ARRAY_SIZE(core_save));
s5pc11x_pm_do_restore(sromc_save, ARRAY_SIZE(sromc_save));
/*enable gpio, uart, mmc*/
tmp = __raw_readl(S5P_OTHERS);
#if ((defined CONFIG_ARIES_VER_B0) || (defined CONFIG_ARIES_VER_B4) || (defined CONFIG_ARIES_VER_B5))
tmp |= (1<<31) | (1<<28) | (1<<29);
#else
tmp |= (1<<31) | (0x1<<30) | (1<<28) | (1<<29);
#endif
__raw_writel(tmp, S5P_OTHERS);
/* EINT22 Pending clear */
//s5pc11x_pm_clear_eint(22); //<= do action in s3c-keypad.c
// s5pc11x_pm_clear_eint(21);
if (!hw_version_check()) {
// for evt 0 keypad wakeup workaround
s5pc11x_pm_clear_eint(24);
s5pc11x_pm_clear_eint(25);
s5pc11x_pm_clear_eint(26);
s5pc11x_pm_clear_eint(27);
s5pc11x_pm_clear_eint(21);
s5pc11x_pm_clear_eint(20);
} else {
/* Clear WAKEUP_STAT register for next wakeup */
tmp = __raw_readl(S5P_WAKEUP_STAT);
__raw_writel(tmp, S5P_WAKEUP_STAT);
#if 0
/* This is for LCD wakeup if key is pressed */
tmp=(unsigned int)S5PC11X_EINTPEND(3);
tmp &= 0x07;
printk("wakeup source is 0x%x \n", tmp);
if (tmp)
key_wakeup_state=1;
else
key_wakeup_state=0;
writel(tmp, S5PC11X_EINTPEND(3));
#else
printk("wakeup source is 0x%x \n", tmp);
#endif
}
#ifdef __DEBUG_PRINT_EINT_WAKEUP_STATUS
// if woken up by external interrupt print eint registers
if(tmp&0x1) {
printk("EINT_WAKEUP_MASK(%08X)\n", eint_wakeup_mask);
for(i=0; i<4; i++) {
printk("EINT%dCON(%08X) EINT%dMASK(%08X) EINT%dPEND(%08X)\n"
,i,eintcon[i]
,i,eintmask[i]
,i,eintpend[i]);
}
}
#endif
#if 1 //cky 20100513 ext-int for wimax
if (gpio_get_value(GPIO_WIMAX_EN))
{
DBG("WIMAX POWER ON!! Set WIMAX_INT: INPUT.\n");
s5pc11x_pm_clear_eint(14);
s3c_gpio_cfgpin(GPIO_WIMAX_INT, S3C_GPIO_INPUT);
s3c_gpio_setpull(GPIO_WIMAX_INT, S3C_GPIO_PULL_NONE);
}
#endif
DBG("\npost sleep, preparing to return 2\n");
s5pc11x_pm_check_restore();
#ifdef CONFIG_HAS_WAKELOCK
//wake_lock_timeout(&pm_wake_lock, 5 * HZ);
#endif
/* ok, let's return from sleep */
DBG("S5PC110 PM Resume (post-restore)\n");
return 0;
}
*/
static int s3c_pm_enter(suspend_state_t state)
{
int tmp;
static unsigned long regs_save[16];
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
//Apollo +
s5p_pad_pdn_control();
s3c_irqwake_intmask = 0xFFDF; // key
//Apollo -
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
//printk("s3c_irqwake_intmask = 0x%08x, s3c_irqwake_intallow = 0x%08x+++++++\n", s3c_irqwake_intmask, s3c_irqwake_intallow);
//printk("s3c_irqwake_eintmask = 0x%08x, s3c_irqwake_eintallow = 0x%08x+++++++\n", s3c_irqwake_eintmask, s3c_irqwake_eintallow);
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
/* store the physical address of the register recovery block */
s3c_sleep_save_phys = virt_to_phys(regs_save);
//Apollo +
/* set flag for sleep mode idle2 flag is also reserved */
#define SLEEP_MODE 0
#define IDLE2_MODE 1
__raw_writel(SLEEP_MODE, S5P_INFORM1);
//Apollo -
S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
//Apollo +
s3c_config_sleep_gpio(); //ÅäÖÃÐÝÃßʱ¸÷io״̬
//Apollo -
/* set the irq configuration for wake */
s3c_pm_configure_extint();
//printk(KERN_INFO"sleep: irq wakeup masks: %08lx,%08lx\n", s3c_irqwake_intmask, s3c_irqwake_eintmask);
s3c_irqwake_intmask = 0xFFDF;
s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
/* clear wakeup_stat register for next wakeup reason */
__raw_writel(__raw_readl(S5P_WAKEUP_STAT), S5P_WAKEUP_STAT);
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
pmstats->sleep_count++;
pmstats->sleep_freq = __raw_readl(S5P_CLK_DIV0);
s3c_cpu_save(regs_save);
pmstats->wake_count++;
pmstats->wake_freq = __raw_readl(S5P_CLK_DIV0);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
tmp = readl(S5P_WAKEUP_STAT);
fiq_glue_resume();
local_fiq_enable();
s3c_pm_restore_core();
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
s5pv210_restore_eint_group();
s3c_pm_debug_init();
/* restore the system state */
if (pm_cpu_restore)
pm_cpu_restore();
/* check what irq (if any) restored the system */
s3c_pm_arch_show_resume_irqs();
S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
/* LEDs should now be 1110 */
// s3c_pm_debug_smdkled(1 << 1, 0);
s3c_pm_check_restore();
/* ok, let's return from sleep */
S3C_PMDBG("S3C PM Resume (post-restore)\n");
static int s3c6410_pm_enter(suspend_state_t state)
{
unsigned long regs_save[16];
unsigned int tmp;
unsigned int wakeup_stat = 0x0;
unsigned int eint0pend = 0x0;
/* ensure the debug is initialised (if enabled) */
DBG("s3c6410_pm_enter(%d)\n", state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR PFX "error: no cpu sleep functions set\n");
return -EINVAL;
}
/* prepare check area if configured */
s3c6410_pm_check_prepare();
/* store the physical address of the register recovery block */
s3c6410_sleep_save_phys = virt_to_phys(regs_save);
DBG("s3c6410_sleep_save_phys=0x%08lx\n", s3c6410_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
s3c6410_pm_do_save(gpio_save, ARRAY_SIZE(gpio_save));
s3c6410_pm_do_save(irq_save, ARRAY_SIZE(irq_save));
s3c6410_pm_do_save(core_save, ARRAY_SIZE(core_save));
s3c6410_pm_do_save(sromc_save, ARRAY_SIZE(sromc_save));
//bss s3c6410_pm_do_save(onenand_save, ARRAY_SIZE(onenand_save));
s3c6410_pm_do_save(uart_save, ARRAY_SIZE(uart_save));
/* ensure INF_REG0 has the resume address */
__raw_writel(0xE240000C, (phys_to_virt(0x50008000)));
__raw_writel(0xE5901000, (phys_to_virt(0x50008004)));
__raw_writel(0xE1a0f001, (phys_to_virt(0x50008008)));
__raw_writel(0xe320f000, (phys_to_virt(0x5000800C)));
__raw_writel(0xe320f000, (phys_to_virt(0x50008010)));
__raw_writel(0xe320f000, (phys_to_virt(0x50008014)));
__raw_writel(virt_to_phys(s3c6410_cpu_resume), S3C_INFORM0);
/* set the irq configuration for wake */
s3c6410_pm_configure_extint();
/* call cpu specific preperation */
__raw_writel(0xF, S3C_INFORM3);
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c6410_pm_check_store();
s3c_config_sleep_gpio();
tmp = __raw_readl(S3C64XX_SPCONSLP);
tmp &= ~(0x3 << 12);
__raw_writel(tmp | (0x1 << 12), S3C64XX_SPCONSLP);
/* send the cpu to sleep... */
__raw_writel(0xffffffff, S3C64XX_VIC0INTENCLEAR);
__raw_writel(0xffffffff, S3C64XX_VIC1INTENCLEAR);
__raw_writel(0xffffffff, S3C64XX_VIC0SOFTINTCLEAR);
__raw_writel(0xffffffff, S3C64XX_VIC1SOFTINTCLEAR);
/* Unmask clock gating and block power turn on */
__raw_writel(0x43E00041, S3C_HCLK_GATE);
__raw_writel(0xF2040000, S3C_PCLK_GATE);
__raw_writel(0x80000011, S3C_SCLK_GATE);
__raw_writel(0x00000000, S3C_MEM0_CLK_GATE);
__raw_writel(0x1, S3C_OSC_STABLE);
__raw_writel(0x3, S3C_PWR_STABLE);
/* Set WFI instruction to SLEEP mode */
tmp = __raw_readl(S3C_PWR_CFG);
tmp &= ~(0x3<<5);
tmp |= (0x3<<5);
__raw_writel(tmp, S3C_PWR_CFG);
tmp = __raw_readl(S3C_SLEEP_CFG);
tmp &= ~(0x61<<0);
__raw_writel(tmp, S3C_SLEEP_CFG);
__raw_writel(0x2, S3C64XX_SLPEN);
/* Clear WAKEUP_STAT register for next wakeup -jc.lee */
/* If this register do not be cleared, Wakeup will be failed */
__raw_writel(__raw_readl(S3C_WAKEUP_STAT), S3C_WAKEUP_STAT);
/* s3c6410_cpu_save will also act as our return point from when
* we resume as it saves its own register state, so use the return
* code to differentiate return from save and return from sleep */
if (s3c6410_cpu_save(regs_save) == 0) {
flush_cache_all();
pm_cpu_sleep();
}
/* restore the cpu state */
cpu_init();
__raw_writel(s3c_eint_mask_val, S3C_EINT_MASK);
/* restore the system state */
s3c6410_pm_do_restore_core(core_save, ARRAY_SIZE(core_save));
s3c6410_pm_do_restore(sromc_save, ARRAY_SIZE(sromc_save));
s3c6410_pm_do_restore(gpio_save, ARRAY_SIZE(gpio_save));
s3c6410_pm_do_restore(irq_save, ARRAY_SIZE(irq_save));
//bss s3c6410_pm_do_restore(onenand_save, ARRAY_SIZE(onenand_save));
s3c6410_pm_do_restore(uart_save, ARRAY_SIZE(uart_save));
__raw_writel(0x0, S3C64XX_SLPEN);
wakeup_stat = __raw_readl(S3C_WAKEUP_STAT);
eint0pend = __raw_readl(S3C64XX_EINT0PEND);
__raw_writel(eint0pend, S3C64XX_EINT0PEND);
DBG("post sleep, preparing to return\n");
s3c6410_pm_check_restore();
extra_eint0pend = eint0pend;
extra_wakeup_stat = wakeup_stat;
pr_info("%s: WAKEUP_STAT(0x%08x), EINT0PEND(0x%08x)\n",
__func__, wakeup_stat, eint0pend);
s3c_config_wakeup_gpio();
/* ok, let's return from sleep */
DBG("S3C6410 PM Resume (post-restore)\n");
return 0;
}
static int s3c_pm_enter(suspend_state_t state)
{
#ifndef USE_DMA_ALLOC
static unsigned long regs_save[16];
#endif /* !USE_DMA_ALLOC */
unsigned int tmp,audiodomain_On;
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
s3c_irqwake_intmask = 0xFFFD; // rtc_alarm
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
/* store the physical address of the register recovery block */
#ifndef USE_DMA_ALLOC
s3c_sleep_save_phys = virt_to_phys(regs_save);
#else
__raw_writel(phy_regs_save, S5P_INFORM2);
#endif /* !USE_DMA_ALLOC */
/* set flag for sleep mode idle2 flag is also reserved */
__raw_writel(SLEEP_MODE, S5P_INFORM1);
S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
s3c_config_sleep_gpio();
/* set the irq configuration for wake */
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
/*Set EINT as wake up source*/
#if defined(CONFIG_OPTICAL_GP2A) || defined(CONFIG_S5PC110_DEMPSEY_BOARD)
if(gp2a_get_proximity_enable())
{
s3c_pm_set_eint(2, 0x4); // Proximity
}
#endif
#if defined(CONFIG_S5PC110_DEMPSEY_BOARD)
s3c_pm_set_eint( 6, 0x4); // det_3.5
s3c_pm_set_eint( 7, 0x2); // pmic
s3c_pm_set_eint(11, 0x2); // onedram
#if defined (CONFIG_CP_CHIPSET_STE)
s3c_pm_set_eint(12, 0x2); //INT_RESOUT
s3c_pm_set_eint(9, 0x2); //INT_CP_PWR_RST
#else
s3c_pm_set_eint(15, 0x4); //PHONE_ACTIVE
#endif
// s3c_pm_set_eint(20, 0x3); // wifi
s3c_pm_set_eint(21, 0x4); // bt
s3c_pm_set_eint(22, 0x2); // power key
s3c_pm_set_eint(23, 0x2); // microusb
// s3c_pm_set_eint(28, 0x4); // T_FLASH_DETECT: NC
// s3c_pm_set_eint(29, 0x4); // GYRO_INT
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s3c_pm_set_eint(30, 0x4); //sendend
}
else
{
s3c_pm_clear_eint(30);
}
#elif defined (CONFIG_S5PC110_HAWK_BOARD)
/*Set EINT 22 as wake up source*/
s3c_pm_set_eint(11, 0x2); // nINT_ONEDRAM_AP
#if defined(CONFIG_HAWK_VER_B1_REAL_ADDED_FEATURE) //NAGSM_Android_HQ_KERNEL_CLEE_20100908 : Setup Hawk Real Board Rev 0.1
s3c_pm_set_eint(31, 0x2); // nPower
s3c_pm_set_eint(24, 0x2); // Home key
#else
s3c_pm_set_eint(22, 0x2); // nPower
#endif
#if defined (CONFIG_CP_CHIPSET_STE)
s3c_pm_set_eint(12, 0x2); //INT_RESOUT
s3c_pm_set_eint(9, 0x2); //INT_CP_PWR_RST
#else
s3c_pm_set_eint(15, 0x4); //PHONE_ACTIVE
#endif
s3c_pm_set_eint(21, 0x4); // BT_HOST_WAKE
s3c_pm_set_eint(7, 0x02); //PMIC
s3c_pm_set_eint(6, 0x4); //det_3.5
s3c_pm_set_eint(28, 0x4); // T_FLASH_DETECT
#elif defined (CONFIG_S5PC110_VIBRANTPLUS_BOARD)
s3c_pm_set_eint( 6, 0x4); // det_3.5
s3c_pm_set_eint( 7, 0x2); // pmic
s3c_pm_set_eint(11, 0x2); // onedram
#if defined (CONFIG_CP_CHIPSET_STE)
s3c_pm_set_eint(12, 0x2); //INT_RESOUT
s3c_pm_set_eint(9, 0x2); //INT_CP_PWR_RST
#else
s3c_pm_set_eint(15, 0x4); //PHONE_ACTIVE
#endif
s3c_pm_set_eint(20, 0x3); // wifi
s3c_pm_set_eint(21, 0x4); // bt
s3c_pm_set_eint(22, 0x2); // power key
s3c_pm_set_eint(23, 0x2); // microusb
if((is_calling_or_playing & IS_VOICE_CALL_2G) || (is_calling_or_playing & IS_VOICE_CALL_3G) || (is_calling_or_playing & IS_DATA_CALL)){
s3c_pm_set_eint(25, 0x4); //volume up
s3c_pm_set_eint(26, 0x4); //volume down
}
s3c_pm_set_eint(28, 0x4); // T_FLASH_DETECT
#else
s3c_pm_set_eint( 6, 0x4); // det_3.5
s3c_pm_set_eint( 7, 0x2); // pmic
s3c_pm_set_eint(11, 0x2); // onedram
#if defined (CONFIG_CP_CHIPSET_STE)
s3c_pm_set_eint(12, 0x2); //INT_RESOUT
s3c_pm_set_eint(9, 0x2); //INT_CP_PWR_RST
#else
s3c_pm_set_eint(15, 0x4); //PHONE_ACTIVE
#endif
s3c_pm_set_eint(20, 0x3); // wifi
s3c_pm_set_eint(21, 0x4); // bt
s3c_pm_set_eint(22, 0x2); // power key
s3c_pm_set_eint(23, 0x2); // microusb
s3c_pm_set_eint(25, 0x4); // volume down
s3c_pm_set_eint(26, 0x4); // volume up
s3c_pm_set_eint(28, 0x4); // T_FLASH_DETECT
/*
s3c_pm_set_eint(29, 0x4); // ok key
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s3c_pm_set_eint(30, 0x4); //sendend
}
else
{
s3c_pm_clear_eint(30);
}
*/
#endif
#if defined CONFIG_T959_VER_B0
s3c_pm_set_eint(29, 0x4);
// [[junghyunseok edit for fuel_int interrupt control of fuel_gauge 20100504
#elif defined CONFIG_KEPLER_VER_B0
#elif defined(CONFIG_KEPLER_VER_B2) || defined(CONFIG_T959_VER_B5) || defined (CONFIG_S5PC110_VIBRANTPLUS_BOARD) || defined(CONFIG_S5PC110_DEMPSEY_BOARD)
s3c_pm_set_eint(27, 0x2);
// ]]junghyunseok edit for fuel_int interrupt control of fuel_gauge 20100504
#else
//gpio key
if(HWREV >= 0xB)
{
s3c_pm_set_eint(27, 0x4);
s3c_pm_set_eint(29, 0x4);
}
#endif
//[hdlnc_bp_ytkwon : 20100326
// #ifdef CONFIG_KEPLER_AUDIO_A1026
#if defined(CONFIG_S5PC110_KEPLER_BOARD)
if(HWREV!=0x08)
{
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s3c_pm_set_eint(30, 0x4); //sendend
s3c_pm_set_eint(18, 0x4); //sendend 2.5
}
else
{
s3c_pm_clear_eint(30);
s3c_pm_clear_eint(18);
}
}
#elif defined(CONFIG_S5PC110_T959_BOARD)
if(HWREV==0x0a ||HWREV==0x0c)
{
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s3c_pm_set_eint(30, 0x4); //sendend
}
else
{
s3c_pm_clear_eint(30);
}
}
else
{
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s3c_pm_set_eint(30, 0x4); //sendend
s3c_pm_set_eint(18, 0x4); //sendend 2.5
}
else
{
s3c_pm_clear_eint(30);
s3c_pm_clear_eint(18);
}
}
#else //sidekick, hawk, vibrantplus
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s3c_pm_set_eint(30, 0x4); //sendend
s3c_pm_set_eint(18, 0x4); //sendend 2.5
}
else
{
s3c_pm_clear_eint(30);
s3c_pm_clear_eint(18);
}
#endif
//]hdlnc_bp_ytkwon : 20100326
#if defined (CONFIG_S5PC110_HAWK_BOARD)
if(gp2a_get_proximity_enable())
{
#if defined(CONFIG_HAWK_VER_B1_REAL_ADDED_FEATURE) //NAGSM_Android_HQ_KERNEL_CLEE_20100928 : Setup Hawk Real Board Rev 0.1 Proximity sensor
s3c_pm_set_eint(10, 0x2);//proximity
#else
s3c_pm_set_eint(2, 0x4);//proximity
#endif
}
s3c_pm_set_eint(20, 0x3);//WiFi
s3c_pm_set_eint(23, 0x2);//microusb
#endif
//s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
// __raw_writel(s3c_irqwake_intmask, S5P_WAKEUP_MASK); //0xFFDD:key, RTC_ALARM
if((is_calling_or_playing & IS_VOICE_CALL_2G) || (is_calling_or_playing & IS_VOICE_CALL_3G) || (is_calling_or_playing & IS_DATA_CALL)){
__raw_writel(0xFFDD, S5P_WAKEUP_MASK); //0xFFDD:key, RTC_ALARM
}else{
__raw_writel(0xFFFD, S5P_WAKEUP_MASK); //0xFFDD:key, RTC_ALARM
}
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
__raw_writel(tmp, S5P_WAKEUP_STAT);
//s3c_config_sleep_gpio();
// Enable PS_HOLD pin to avoid reset failure */
__raw_writel((0x5 << 12 | 0x1<<9 | 0x1<<8 | 0x1<<0),S5P_PSHOLD_CONTROL);
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
s3c_cpu_save(regs_save);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
/* restore the system state */
s3c_pm_restore_core();
/*Reset the uart registers*/
__raw_writel(0x0, S3C24XX_VA_UART3+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART2+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART1+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART0+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTP);
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
/* enable gpio, uart, mmc */
tmp = __raw_readl(S5P_OTHERS);
tmp |= (1<<31) | (1<<30) | (1<<28) | (1<<29);
__raw_writel(tmp, S5P_OTHERS);
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
//printk("\nS5P_WAKEUP_STAT=%x\n",tmp);
__raw_writel(tmp, S5P_WAKEUP_STAT);
printk("wakeup source is 0x%x \n", tmp);
printk(" EXT_INT_0_PEND %x \n", __raw_readl(S5PV210_EINTPEND(0)));
printk(" EXT_INT_1_PEND %x \n", __raw_readl(S5PV210_EINTPEND(1)));
printk(" EXT_INT_2_PEND %x \n", __raw_readl(S5PV210_EINTPEND(2)));
printk(" EXT_INT_3_PEND %x \n", __raw_readl(S5PV210_EINTPEND(3)));
#if defined(CONFIG_S5PC110_HAWK_BOARD)
// s3c_pm_clear_eint(21);
#else
s3c_pm_clear_eint(21);
#endif
// s3c_pm_clear_eint(22); // to be cleared later
/* check what irq (if any) restored the system */
s3c_pm_debug_init();
s3c_pm_arch_show_resume_irqs();
#if defined(CONFIG_MACH_S5PC110_P1)
// Set wakeup stat
s3c_pm_set_wakeup_stat();
#endif // CONFIG_MACH_S5PC110_P1
//printk("Int pending register before =%d\n",readl(S5PV210_EINTPEND(eint_pend_reg(22))));
//printk("Int pending register after =%d\n",readl(S5PV210_EINTPEND(eint_pend_reg(22))));
//S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
//printk("%s: post sleep, preparing to return\n", __func__);
/* LEDs should now be 1110 */
//s3c_pm_debug_smdkled(1 << 1, 0);
s3c_pm_check_restore();
//mdelay(500);
/* ok, let's return from sleep */
printk(KERN_ERR "\n%s:%d\n", __func__, __LINE__);
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}
static int s3c_pm_enter(suspend_state_t state)
{
static unsigned long regs_save[16];
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
/* store the physical address of the register recovery block */
s3c_sleep_save_phys = virt_to_phys(regs_save);
S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
s3c_config_sleep_gpio();
/* set the irq configuration for wake */
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
#if defined(CONFIG_WIMAX) || defined(CONFIG_WIMAX_MODULE) //cky 20101116 WiMAX ext-interrupt
/* FIXME
if (gpio_get_value(GPIO_WIMAX_EN))
{
DBG("WIMAX POWER ON!! Set WIMAX_INT as Ext-Int.\n");
s3c_pm_set_eint(6, 0x0); // WIMAX_INT: GPH0(6); LOW LEVEL DETECT
}
*/
#endif
#ifdef FEATURE_FTM_SLEEP
s3c_pm_check_auto_wakeup();
#endif
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
/* clear wakeup_stat register for next wakeup reason */
__raw_writel(__raw_readl(S5P_WAKEUP_STAT), S5P_WAKEUP_STAT);
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
pmstats->sleep_count++;
pmstats->sleep_freq = __raw_readl(S5P_CLK_DIV0);
s3c_cpu_save(regs_save);
pmstats->wake_count++;
pmstats->wake_freq = __raw_readl(S5P_CLK_DIV0);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
fiq_glue_resume();
local_fiq_enable();
s3c_pm_restore_core();
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
s5pv210_restore_eint_group();
s3c_pm_debug_init();
/* restore the system state */
if (pm_cpu_restore)
pm_cpu_restore();
/* check what irq (if any) restored the system */
s3c_pm_arch_show_resume_irqs();
S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
/* LEDs should now be 1110 */
s3c_pm_debug_smdkled(1 << 1, 0);
#if defined(CONFIG_WIMAX) || defined(CONFIG_WIMAX_MODULE) //cky 20101116 ext-int for wimax
/* FIXME
if (gpio_get_value(GPIO_WIMAX_EN))
{
DBG("WIMAX POWER ON!! Set WIMAX_INT: INPUT.\n");
s3c_pm_clear_eint(6);
s3c_gpio_cfgpin(GPIO_WIMAX_INT, S3C_GPIO_INPUT);
s3c_gpio_setpull(GPIO_WIMAX_INT, S3C_GPIO_PULL_UP);
}
*/
#endif
#ifdef FEATURE_FTM_SLEEP
if (ftm_sleep == 1)
{
ftm_sleep = 0;
pm_disable_rtctic();
wake_lock_timeout(&ftm_wake_lock, 11 * HZ);
printk(KERN_DEBUG "pm_disable_rtctic...\n");
}
#endif
s3c_pm_check_restore();
/* ok, let's return from sleep */
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}
static int s5pc11x_pm_enter(suspend_state_t state)
{
unsigned long regs_save[16];
unsigned int tmp;
#ifdef CONFIG_HAS_WAKELOCK
//wake_unlock(&pm_wake_lock);
#endif
/* ensure the debug is initialised (if enabled) */
DBG("s5pc11x_pm_enter(%d)\n", state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR PFX "error: no cpu sleep functions set\n");
return -EINVAL;
}
#ifdef CONFIG_CPU_FREQ
s5pc110_pm_target(BOOT_ARM_CLK);
#endif
/* store the physical address of the register recovery block */
s5pc110_sleep_save_phys = virt_to_phys(regs_save);
DBG("s5pc11x_sleep_save_phys=0x%08lx\n", s5pc110_sleep_save_phys);
s5pc11x_pm_do_save(gpio_save, ARRAY_SIZE(gpio_save));
#ifdef S5PC11X_ALIVEGPIO_STORE
s5pc11x_pm_do_save(gpio_save_alive, ARRAY_SIZE(gpio_save_alive));
#endif
s5pc11x_pm_do_save(irq_save, ARRAY_SIZE(irq_save));
s5pc11x_pm_do_save(core_save, ARRAY_SIZE(core_save));
s5pc11x_pm_do_save(sromc_save, ARRAY_SIZE(sromc_save));
s5pc11x_pm_do_save(uart_save, ARRAY_SIZE(uart_save));
/* ensure INF_REG0 has the resume address */
__raw_writel(virt_to_phys(s5pc110_cpu_resume), S5P_INFORM0);
/* call cpu specific preperation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
#if 0 // To preserve 24MHz clock.
/* USB & OSC Clock pad Enable */
tmp = __raw_readl(S5P_SLEEP_CFG);
//tmp |= (S5P_SLEEP_CFG_OSC_EN | S5P_SLEEP_CFG_USBOSC_EN);
tmp &= ~(S5P_SLEEP_CFG_OSC_EN | S5P_SLEEP_CFG_USBOSC_EN);
__raw_writel(tmp , S5P_SLEEP_CFG);
#endif
__raw_writel(0xffffffff , S5P_EINT_WAKEUP_MASK);
/* Power mode Config setting */
tmp = __raw_readl(S5P_PWR_CFG);
tmp &= S5P_CFG_WFI_CLEAN;
tmp |= S5P_CFG_WFI_SLEEP;
__raw_writel(tmp,S5P_PWR_CFG);
if (!hw_version_check()) {
/* Set wakeup mask regsiter */
__raw_writel(0xFFED, S5P_WAKEUP_MASK);
} else {
if((is_calling_or_playing & IS_VOICE_CALL_2G) || (is_calling_or_playing & IS_VOICE_CALL_3G) || (is_calling_or_playing & IS_DATA_CALL)){
__raw_writel(0xFFDD, S5P_WAKEUP_MASK); //0xFFDD:key, RTC_ALARM
}else{
__raw_writel(0xFFFD, S5P_WAKEUP_MASK); //0xFFDD:key, RTC_ALARM
}
}
__raw_writel(0xffffffff, S5PC110_VIC0REG(VIC_INT_ENABLE_CLEAR));
__raw_writel(0xffffffff, S5PC110_VIC1REG(VIC_INT_ENABLE_CLEAR));
__raw_writel(0xffffffff, S5PC110_VIC2REG(VIC_INT_ENABLE_CLEAR));
__raw_writel(0xffffffff, S5PC110_VIC3REG(VIC_INT_ENABLE_CLEAR));
__raw_writel(0xffffffff, S5PC110_VIC0REG(VIC_INT_SOFT_CLEAR));
__raw_writel(0xffffffff, S5PC110_VIC1REG(VIC_INT_SOFT_CLEAR));
__raw_writel(0xffffffff, S5PC110_VIC2REG(VIC_INT_SOFT_CLEAR));
__raw_writel(0xffffffff, S5PC110_VIC3REG(VIC_INT_SOFT_CLEAR));
/* SYSC INT Disable */
tmp = __raw_readl(S5P_OTHERS);
tmp |= (S5P_OTHER_SYSC_INTOFF);
__raw_writel(tmp,S5P_OTHERS);
/* Clear WAKEUP_STAT register for next wakeup */
tmp = __raw_readl(S5P_WAKEUP_STAT);
__raw_writel(tmp, S5P_WAKEUP_STAT);
/* Wake up source setting */
//s5pc11x_pm_configure_extint();
// key pad direction control for evt0
//s5pc11x_set_keypad_sleep_gpio();
/*Set EINT 22 as wake up source*/
s5pc11x_pm_set_eint(11, 0x2);
s5pc11x_pm_set_eint(22, 0x2);
s5pc11x_pm_set_eint(15, 0x4);
s5pc11x_pm_set_eint(21, 0x4);
s5pc11x_pm_set_eint(7, 0x02); //PMIC
s5pc11x_pm_set_eint(6, 0x4); //det_3.5
s5pc11x_pm_set_eint(28, 0x4); // T_FLASH_DETECT
//[hdlnc_bp_ytkwon : 20100326
#ifdef CONFIG_KEPLER_AUDIO_A1026
if(HWREV!=0x08)
{
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s5pc11x_pm_set_eint(30, 0x4); //sendend
s5pc11x_pm_set_eint(18, 0x4); //sendend 2.5
}
else
{
s5pc11x_pm_clear_eint(30);
s5pc11x_pm_clear_eint(18);
}
}
#else
if(HWREV==0x0a ||HWREV==0x0c)
{
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s5pc11x_pm_set_eint(30, 0x4); //sendend
}
else
{
s5pc11x_pm_clear_eint(30);
}
}
else
{
if(get_headset_status() & SEC_HEADSET_4_POLE_DEVICE)
{
s5pc11x_pm_set_eint(30, 0x4); //sendend
s5pc11x_pm_set_eint(18, 0x4); //sendend 2.5
}
else
{
s5pc11x_pm_clear_eint(30);
s5pc11x_pm_clear_eint(18);
}
}
#endif
//]hdlnc_bp_ytkwon : 20100326
if(gp2a_get_proximity_enable())
{
s5pc11x_pm_set_eint(2, 0x4);//proximity
}
s5pc11x_pm_set_eint(20, 0x3);//WiFi
s5pc11x_pm_set_eint(23, 0x2);//microusb
#if defined CONFIG_T959_VER_B0
s5pc11x_pm_set_eint(29, 0x4);
// [[junghyunseok edit for fuel_int interrupt control of fuel_gauge 20100504
#elif defined CONFIG_KEPLER_VER_B0
#elif defined(CONFIG_KEPLER_VER_B2) || defined(CONFIG_T959_VER_B5)
s5pc11x_pm_set_eint(27, 0x2);
// ]]junghyunseok edit for fuel_int interrupt control of fuel_gauge 20100504
#else
//gpio key
if(HWREV >= 0xB)
{
s5pc11x_pm_set_eint(27, 0x4);
s5pc11x_pm_set_eint(29, 0x4);
}
#endif
if (!hw_version_check()) {
/*Set keypad as EINT for EVT0 wake up workaround*/
s5pc11x_pm_set_eint(24, 0x2);
s5pc11x_pm_set_eint(25, 0x2);
s5pc11x_pm_set_eint(26, 0x2);
s5pc11x_pm_set_eint(27, 0x2);
/*Column pull down enabled*/
tmp = readl(S5PC11X_GPH2PUD);
tmp &= ~(0xFF);
tmp |= 0x55;
writel(tmp, S5PC11X_GPH2PUD);
}
s3c_config_sleep_gpio();
s3c_gpio_slp_cfgpin(S5PC11X_MP03(3), S3C_GPIO_SLP_OUT0);
s3c_gpio_slp_setpull_updown(S5PC11X_MP03(3), S3C_GPIO_SLP_OUT0);
#if 0
tmp = __raw_readl(S5P_OTHERS);
tmp &= ~(3 << 8);
tmp |= (3 << 8);
__raw_writel(tmp, S5P_OTHERS);
__raw_writel(0,S5P_MIE_CONTROL);
__raw_writel(0,S5P_HDMI_CONTROL);
__raw_writel(0,S5P_USB_PHY_CONTROL);
__raw_writel(0,S5P_DAC_CONTROL);
__raw_writel(0,S5P_MIPI_PHY_CONTROL);
__raw_writel(0,S5P_ADC_CONTROL);
__raw_writel(0,S5P_PSHOLD_CONTROL);
#endif
#if (!(defined CONFIG_ARIES_VER_B0) && !(defined CONFIG_ARIES_VER_B4) && !(defined CONFIG_ARIES_VER_B5))
// Enable PS_HOLD pin to avoid reset failure */
__raw_writel((0x5 << 12 | 0x1<<9 | 0x1<<8 | 0x1<<0),S5P_PSHOLD_CONTROL);
#endif
/* s5pc11x_cpu_save will also act as our return point from when
* we resume as it saves its own register state, so use the return
* code to differentiate return from save and return from sleep */
if (s5pc110_cpu_save(regs_save) == 0) {
flush_cache_all();
if (!hw_version_check()) {
/* This function for Chip bug on EVT0 */
tmp = __raw_readl(S5P_EINT_WAKEUP_MASK + 4); //PWR_MODE
tmp |= (1 << 2);
__raw_writel(tmp , S5P_EINT_WAKEUP_MASK + 4);
// end mod
}
pm_cpu_sleep();
}
/* restore the cpu state */
cpu_init();
s5pc11x_pm_do_restore(gpio_save, ARRAY_SIZE(gpio_save));
#ifdef S5PC11X_ALIVEGPIO_STORE
s5pc11x_pm_do_restore_alive(gpio_save_alive, ARRAY_SIZE(gpio_save_alive));
#endif
s5pc11x_pm_do_restore(irq_save, ARRAY_SIZE(irq_save));
__raw_writel(0x0, S3C24XX_VA_UART2+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTP);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTM);
/* Temporary workaround to protect lockup by UART - 20100316 */
__raw_writel(0x0, S3C24XX_VA_UART3+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART2+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART1+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART0+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTP);
s5pc11x_pm_do_restore(uart_save, ARRAY_SIZE(uart_save));
s5pc11x_pm_do_restore(core_save, ARRAY_SIZE(core_save));
s5pc11x_pm_do_restore(sromc_save, ARRAY_SIZE(sromc_save));
/*enable gpio, uart, mmc*/
tmp = __raw_readl(S5P_OTHERS);
#if ((defined CONFIG_ARIES_VER_B0) || (defined CONFIG_ARIES_VER_B4) || (defined CONFIG_ARIES_VER_B5))
tmp |= (1<<31) | (1<<28) | (1<<29);
#else
tmp |= (1<<31) | (0x1<<30) | (1<<28) | (1<<29);
#endif
__raw_writel(tmp, S5P_OTHERS);
/* EINT22 Pending clear */
//s5pc11x_pm_clear_eint(22); //<= do action in s3c-keypad.c
// s5pc11x_pm_clear_eint(21);
if (!hw_version_check()) {
// for evt 0 keypad wakeup workaround
s5pc11x_pm_clear_eint(24);
s5pc11x_pm_clear_eint(25);
s5pc11x_pm_clear_eint(26);
s5pc11x_pm_clear_eint(27);
s5pc11x_pm_clear_eint(21);
} else {
/* Clear WAKEUP_STAT register for next wakeup */
tmp = __raw_readl(S5P_WAKEUP_STAT);
__raw_writel(tmp, S5P_WAKEUP_STAT);
printk("wakeup source is 0x%x \n", tmp);
printk(" EXT_INT_0_PEND %x \n", __raw_readl(S5PC11X_EINTPEND(0)));
printk(" EXT_INT_1_PEND %x \n", __raw_readl(S5PC11X_EINTPEND(1)));
printk(" EXT_INT_2_PEND %x \n", __raw_readl(S5PC11X_EINTPEND(2)));
printk(" EXT_INT_3_PEND %x \n", __raw_readl(S5PC11X_EINTPEND(3)));
}
DBG("\npost sleep, preparing to return 2\n");
s5pc11x_pm_check_restore();
#ifdef CONFIG_HAS_WAKELOCK
//wake_lock_timeout(&pm_wake_lock, 5 * HZ);
#endif
/* ok, let's return from sleep */
DBG("S5PC110 PM Resume (post-restore)\n");
return 0;
}
static int s3c_pm_enter(suspend_state_t state)
{
#ifndef USE_DMA_ALLOC
static unsigned long regs_save[16];
#endif /* !USE_DMA_ALLOC */
unsigned int tmp;
//janged
start_sleep_state = 1;
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
#ifdef PROCESS_WKUP_SRC
set_request_screenon(0);
#endif
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
start_sleep_state = 0;
return -EINVAL;
}
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
#ifdef DISABLE_WAKEUP_RTC
s3c_irqwake_intmask = 0xFFFF; // none
#else
s3c_irqwake_intmask = 0xFFFD; // rtc_alarm(1)
#endif
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
start_sleep_state = 0;
return -EINVAL;
}
/* ktj, If pmic INT occured while entering sleep mode, then return. */
if( __raw_readl(S5PV210_EINT2PEND) & 0x1 )
{
set_request_poweroff();
printk(KERN_ERR "%s: Aborting sleep because pmic INT\n", __func__);
start_sleep_state = 0;
return -EINVAL;
}
/* store the physical address of the register recovery block */
#ifndef USE_DMA_ALLOC
s3c_sleep_save_phys = virt_to_phys(regs_save);
#else
__raw_writel(phy_regs_save, S5P_INFORM2);
#endif /* !USE_DMA_ALLOC */
/* set flag for sleep mode idle2 flag is also reserved */
__raw_writel(SLEEP_MODE, S5P_INFORM1);
S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
/// s3c_config_sleep_gpio(); /* ktj */
/* set the irq configuration for wake */
#ifdef DISABLE_WAKEUP_WIFI_BT
// s3c_irqwake_eintmask = 0xfffcfffd; // disable wifi, bt, 3g
s3c_irqwake_eintmask = 0xffdcfffd; // disable wifi, bt
#else
s3c_irqwake_eintmask = 0xfbdcfbfd;
#endif
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
/* Set wake up sources */
#if defined(CONFIG_MX100) /* ktj */
#ifdef DISABLE_WAKEUP_WIFI_BT
s3c_pm_set_eint( 1, 0x02); // power-key : falling
s3c_pm_set_eint(16, 0x02); // pmic-lowbat : falling
s3c_pm_set_eint(17, 0x02); // usb-adaptor : falling
s3c_pm_set_eint(21, 0x01); // cdma-host : high
#else
s3c_pm_set_eint( 1, 0x02); // power-key : falling
s3c_pm_set_eint(10, 0x02); // bt-host : falling
s3c_pm_set_eint(16, 0x02); // pmic-lowbat : falling
s3c_pm_set_eint(17, 0x02); // usb-adaptor : falling
s3c_pm_set_eint(21, 0x03); // cdma-host : rising
s3c_pm_set_eint(26, 0x03); // wifi-host : rising
#endif
#endif
/// s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
__raw_writel(s3c_irqwake_intmask, S5P_WAKEUP_MASK);
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
__raw_writel(tmp, S5P_WAKEUP_STAT);
s3c_config_sleep_gpio(); // move here
/* Enable PS_HOLD pin to avoid reset failure */
__raw_writel((0x5 << 12 | 0x1<<9 | 0x1<<8 | 0x1<<0),S5P_PSHOLD_CONTROL);
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
s3c_cpu_save(regs_save);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
/* restore the system state */
s3c_pm_restore_core();
#if 0
/*Reset the uart registers*/
__raw_writel(0x0, S3C24XX_VA_UART3+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART2+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART1+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART0+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTP);
#endif
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
#ifdef PROCESS_WKUP_SRC
printk("\n\n\n\n\n");
s3c_process_wakeup_source(); /* ktj proc_wkup_drc */ //janged move here
#endif
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
__raw_writel(tmp, S5P_WAKEUP_STAT);
#if 0 // ktj disable
//Shanghai ewada
tmp = __raw_readl(S5P_CLKGATE_IP3);
__raw_writel(tmp | CP3_UNUSED_CLK_MASK, S5P_CLKGATE_IP3);
#endif
s3c_pm_debug_init();
/* check what irq (if any) restored the system */
s3c_pm_arch_show_resume_irqs();
S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
s3c_pm_check_restore();
/* ok, let's return from sleep */
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}
/* s3c_pm_enter
*
* central control for sleep/resume process
*/
static int s3c_pm_enter(suspend_state_t state)
{
#ifndef USE_DMA_ALLOC
static unsigned long regs_save[16];
#endif /* !USE_DMA_ALLOC */
unsigned int tmp, audiodomain_On;
unsigned int gpio;
/* ensure the debug is initialised (if enabled) */
s3c_pm_debug_init();
S3C_PMDBG("%s(%d)\n", __func__, state);
if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
return -EINVAL;
}
// printk("[PM-1] EINT0(0x%02x), EINT1(0x%02x), EINT2(0x%02x), EINT3(0x%02x)\n",
// __raw_readl(S5PV210_EINT0PEND), __raw_readl(S5PV210_EINT1PEND),
// __raw_readl(S5PV210_EINT2PEND), __raw_readl(S5PV210_EINT3PEND));
s5p_pad_pdn_control();
/* check if we have anything to wake-up with... bad things seem
* to happen if you suspend with no wakeup (system will often
* require a full power-cycle)
*/
s3c_irqwake_intmask = 0xFFDD; // key || rtc_alarm
if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
!any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
printk(KERN_ERR "%s: Aborting sleep\n", __func__);
return -EINVAL;
}
// If pmic INT occured while entering sleep mode, then return.
if( __raw_readl(S5PV210_EINT0PEND) & 0x80 ) {
printk(KERN_ERR "%s: Aborting sleep because pmic INT\n", __func__);
return -EINVAL;
}
/* store the physical address of the register recovery block */
#ifndef USE_DMA_ALLOC
s3c_sleep_save_phys = virt_to_phys(regs_save);
#else
__raw_writel(phy_regs_save, S5P_INFORM2);
#endif /* !USE_DMA_ALLOC */
/* set flag for sleep mode idle2 flag is also reserved */
__raw_writel(SLEEP_MODE, S5P_INFORM1);
if(HWREV >=11) {
// 20110113 - dukho.kim : control power of moviNAND at PM and add 400ms delay for stabilization of moviNAND.
gpio = readl(S5PV210_GPJ2DAT);
writel(gpio & (~0x80), S5PV210_GPJ2DAT);
mdelay(400);
}
S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
/* save all necessary core registers not covered by the drivers */
s3c_pm_save_gpios();
s3c_pm_save_uarts();
s3c_pm_save_core();
s3c_config_sleep_gpio();
/* set the irq configuration for wake */
s3c_pm_configure_extint();
S3C_PMDBG("sleep: irq wakeup masks: 0x%08lx, 0x%08lx\n",
s3c_irqwake_intmask, s3c_irqwake_eintmask);
/* Set wake up sources */
s3c_pm_set_eint(7, 0x2); // PMIC INT
s3c_pm_set_eint(8, 0x4); // DET_3.5
s3c_pm_set_eint(9, 0x3); // TA_nCHG, Rising edge
s3c_pm_set_eint(11, 0x2); // OneDRAM INT
#if defined (CONFIG_TARGET_LOCALE_EUR) || defined(CONFIG_TARGET_LOCALE_HKTW) || defined (CONFIG_TARGET_LOCALE_HKTW_FET) || defined(CONFIG_TARGET_LOCALE_VZW) || defined(CONFIG_TARGET_LOCALE_USAGSM)
s3c_pm_set_eint(12, 0x4); // SEND_END
#endif
s3c_pm_set_eint(14, 0x4); // FUEL_ALRT
s3c_pm_set_eint(15, 0x2); // PHONE_ACTIVE
s3c_pm_set_eint(20, 0x4); // WLAN
s3c_pm_set_eint(21, 0x4); // BT
s3c_pm_set_eint(22, 0x2); // Power Key
s3c_pm_set_eint(23, 0x2); // Jack_nINT
s3c_pm_set_eint(24, 0x4); // VOL_UP
s3c_pm_set_eint(25, 0x4); // VOL_DN
#ifndef CONFIG_TARGET_LOCALE_VZW
s3c_pm_set_eint(27, 0x4); // SIM
#endif
s3c_pm_set_eint(28, 0x4); // T_FLASH
#if defined (CONFIG_TARGET_LOCALE_EUR) || defined(CONFIG_TARGET_LOCALE_HKTW) || defined (CONFIG_TARGET_LOCALE_HKTW_FET) || defined(CONFIG_TARGET_LOCALE_VZW) || defined(CONFIG_TARGET_LOCALE_USAGSM)
if(HWREV <= 0x4)
s3c_pm_set_eint(29, 0x2); // HOME Key
#endif
#ifdef CONFIG_TARGET_LOCALE_KOR
s3c_pm_set_eint(30, 0x4); // SEND_END
#endif
s3c_pm_set_eint(5, 0x4); //dock
s3c_pm_set_eint(29, 0x4); //accessory
//s3c_pm_arch_prepare_irqs();
/* call cpu specific preparation */
pm_cpu_prep();
/* flush cache back to ram */
flush_cache_all();
s3c_pm_check_store();
__raw_writel(s3c_irqwake_intmask, S5P_WAKEUP_MASK); //0xFFDD:key, RTC_ALARM
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
__raw_writel(tmp, S5P_WAKEUP_STAT);
//s3c_config_sleep_gpio();
// Enable PS_HOLD pin to avoid reset failure */
__raw_writel((0x5 << 12 | 0x1<<9 | 0x1<<8 | 0x1<<0),S5P_PSHOLD_CONTROL);
/* send the cpu to sleep... */
s3c_pm_arch_stop_clocks();
/* s3c_cpu_save will also act as our return point from when
* we resume as it saves its own register state and restores it
* during the resume. */
s3c_cpu_save(regs_save);
/* restore the cpu state using the kernel's cpu init code. */
cpu_init();
/* restore the system state */
s3c_pm_restore_core();
/*Reset the uart registers*/
__raw_writel(0x0, S3C24XX_VA_UART3+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART3+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART2+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART2+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART1+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART1+S5P_UINTP);
__raw_writel(0x0, S3C24XX_VA_UART0+S3C2410_UCON);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTM);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTSP);
__raw_writel(0xf, S3C24XX_VA_UART0+S5P_UINTP);
s3c_pm_restore_uarts();
s3c_pm_restore_gpios();
tmp = readl(S5P_NORMAL_CFG);
if(!(tmp & S5PC110_POWER_DOMAIN_AUDIO)) {
tmp = tmp | S5PC110_POWER_DOMAIN_AUDIO;
writel(tmp , S5P_NORMAL_CFG);
audiodomain_On = 1;
} else {
audiodomain_On = 0;
}
/* enable gpio, uart, mmc */
tmp = __raw_readl(S5P_OTHERS);
tmp |= (1<<31) | (1<<30) | (1<<28) | (1<<29);
__raw_writel(tmp, S5P_OTHERS);
tmp = readl(S5P_NORMAL_CFG);
if (audiodomain_On) {
tmp = tmp & ~S5PC110_POWER_DOMAIN_AUDIO;
writel(tmp , S5P_NORMAL_CFG);
}
s3c_pm_debug_init();
/* check what irq (if any) restored the system */
s3c_pm_arch_show_resume_irqs();
/*clear for next wakeup*/
tmp = __raw_readl(S5P_WAKEUP_STAT);
printk("\n[PM] S5P_WAKEUP_STAT = 0x%08x\n", tmp);
__raw_writel(tmp, S5P_WAKEUP_STAT);
#if defined(CONFIG_MACH_S5PC110_P1)
// Set wakeup stat
s3c_pm_set_wakeup_stat();
#endif // CONFIG_MACH_S5PC110_P1
//s3c_pm_clear_eint(21);
//s3c_pm_clear_eint(22);
//S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
//printk("%s: post sleep, preparing to return\n", __func__);
/* LEDs should now be 1110 */
//s3c_pm_debug_smdkled(1 << 1, 0);
s3c_pm_check_restore();
printk("[PM-2] EINT0(0x%02x), EINT1(0x%02x), EINT2(0x%02x), EINT3(0x%02x)\n",
__raw_readl(S5PV210_EINT0PEND), __raw_readl(S5PV210_EINT1PEND),
__raw_readl(S5PV210_EINT2PEND), __raw_readl(S5PV210_EINT3PEND));
/* ok, let's return from sleep */
S3C_PMDBG("S3C PM Resume (post-restore)\n");
return 0;
}